111200022011100 has 288 divisors, whose sum is σ = 376146646073856. Its totient is φ = 25088605977600.

The previous prime is 111200022011047. The next prime is 111200022011131. The reversal of 111200022011100 is 1110220002111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 16990159 + ... + 22606758.

It is an arithmetic number, because the mean of its divisors is an integer number (1306064743312).

Almost surely, 2^{111200022011100} is an apocalyptic number.

111200022011100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111200022011100 is an abundant number, since it is smaller than the sum of its proper divisors (264946624062756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111200022011100 is a wasteful number, since it uses less digits than its factorization.

111200022011100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39597005 (or 39596998 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111200022011100 its reverse (1110220002111), we get a palindrome (112310242013211).

The spelling of 111200022011100 in words is "one hundred eleven trillion, two hundred billion, twenty-two million, eleven thousand, one hundred".